This Four Seasons 59077 Refrigerant Oil replaces ACDelco 2491, ACDelco 8011238, ACDelco 8011243, ACDelco MT3019, ACDelco MT30191, ACDelco MT3045, ACDelco MT30451, FJC 2491, Global Parts Distributors LLC 8011238, Global Parts Distributors LLC 8011243, Santech MT3019, Santech MT30191, Santech MT3045, Santech MT30451, OEM parts and is perfect for replacement or a performance upgrade. .
